琼脂

Quality factor control technique can control the force sensitivity and imaging resolution by precise adjustment of the microcantilever's quality factor.

在分析品质因数调控技术机理的基础上，分别在一般轻敲模式下和有品质因数调控电路支持的轻敲模式下，利用琼脂糖凝胶作为样品，测得力曲线。

Results A 357 bp DNA band was seen in the 2% agarose gel after the PCR product was electrophoresed. After the 357 bp DNA band was recovered and ligated into pMD-18T, human transforming growth factor-beta 3 encoding gene acquired through four-cycle PCR was confirmed by sequencing.

结果：4次PCR后，经2％的琼脂糖凝胶电泳可见一357 bp的条带，将电泳产物回收，连接入pMD-18T载体，经测序分析证实，所获得DNA片段为人转化生长因子β3的编码基因。

Results The results of gel electrophoresis demonstrated full binding of chitusan with the pDNA by electrostatic interaction. The encapsulation rates for these NPs all exceeded 90%.

结果 琼脂糖凝胶电泳分析结果表明，pDNA与壳聚糖之间通过静电作用而完全结合，包封率大于90%。

To explore the possibility of early and rapid diagnosis of mycosisby detecting the fungal autofluorescence. Methods: To culture M. furfur and M. japonica standard strains on Dixonmedium at 32℃, and to study the autofluorescence of colonies in 2nd, 4th, 6th, 8th, 10th day under Laser Scanning Confocal Microscopy (LeicaTCS-SP2 LSCM). To study the variation of autofluorescence whenMalassezia colonies were put in 3% glutaraldehyde, pH4.0 HCL, 10% KOH, fluconazol solution, 0.3% methylene blue separately. To detect theautofluorescence of C. albicans, S. schenchii, T. rubrum, T. tonsurans, A.terreus, A. fumigatus cultured on Sabouraud dextrose agar.

选用糠秕马拉色菌和日本马拉色菌2株标准菌，接种在Dixon培养基32℃培养，分别在培养的第2、4、6、8、10天挑取菌落放在TCS-SP2型激光扫描共聚焦显微镜(Leica TCS-SP2 LSCM)下观察、测定其自发荧光；分别用3％戊二醛溶液、pH4.0盐酸溶液、10％氢氧化钾溶液、1280μg／mL和64μg／mL氟康唑溶液、0.3％美蓝溶液处理后观察马拉色菌自发荧光的变化；选择白念珠菌、申克孢子丝菌、红色毛癣菌、断发毛癣菌、土曲霉、烟曲霉等用沙堡葡萄糖琼脂培养后观察其自发荧光的特点。

Methods The DNA injury was determined with single cell gel electrophoresis, the contents of NO and NOS were measured by NO and NOS kits respectively and apoptosis of lymphocytes was determined by flow cytometry and gelose electrophoresis.

建立硫芥中毒淋巴细胞模型，分别用单细胞凝胶电泳法检测淋巴细胞DNA损伤；用镀铜镉还原法和一氧化氮合成酶试剂盒检测中毒后淋巴细胞培养上清液一氧化氮和一氧化氮合酶的变化；用流式细胞仪和琼脂糖凝胶电泳法检测细胞凋亡。

To evaluate the safety of the DNA vaccine pVAX1/F1-V against plague, the purity of plasmid DNA pVAX1/F1-V was detected by SDS-PAGE and gelose electrophoresis method; pasmid DNA was detected by PCR in tissues of BALB/c mice immunized with the plasmids intramuscular injection.

为了研究鼠疫DNA疫苗pVAX1/F1-V质粒的安全性，试验运用SDS-PAGE电泳和琼脂糖电泳等方法检测了鼠疫DNA疫苗pVAX1/F1-V质粒的纯度，并以小鼠为动物模型进行了质粒pVAX1/F1-V的急性毒性和长期毒性试验，用PCR方法检测外源基因在小鼠组织中的分布情况，用ELISA、ELISPOT方法检测了其自身的免疫反应。

Calcium chloride modified nanoparticles prepared by means of chemistry. Analyse the combination of calcium phosphate nanoparticles and DNA, the protection to DNA as well by gelose gelatin electrophoresis. When the green fluorescence protein gene was regarded as report gene, gene vector of calcium phosphate nanoparticles transfected CNE-2 cell in vitro and vivo. Combine the calcium phosphate nanopartides and suicide gene yCDg1yTK for Nasopharyngeal Carcinoma therapy in vitro.

化学方法制备，氯化钙修饰纳米颗粒，用琼脂糖凝胶电泳分析磷酸钙纳米颗粒与DNA的结合效率及对DNA的保护作用，用绿色荧光蛋白基因作报告基因，将磷酸钙纳米颗粒为基因载体转染鼻咽癌(CNE-2)细胞和在动物体内转染肿瘤细胞；以及将磷酸钙纳米与自杀基因yCDglyTK结合，并在体外对鼻咽癌进行基因治疗。

The ORF2 gene is the most important protein-code gene for porcine circovirus, and is the main gene differing porcine circovirus typel from porcine circovirus type2 (PCV2). To construct a specific PCR detecting method, we designed a pair of primers to amplify a partial fragment of ORF2 gene from PCV2, referring to fifteen strains complete genome published in Genbank. The PCR product was about 0.67kb in size detected by gelose gel electrophoresis.

猪圆环病毒的开放阅读框2(ORF2)是其主要结构蛋白的编码基因，也是区分猪圆环病毒1型(PCV1)和猪圆环病毒2型(PCV2)的重要基因，本研究参照GenBank已发表的15株PCV2基因序列，设计合成一对引物，对PCV2的ORF2基因进行PCR扩增，产物经琼脂糖凝胶电泳，呈现一条大小约0.67kb的特异条带，经条件筛选，建立了猪病料中PCV2感染的PCR检测方法。

Prepare 131I-labbelled anti-CD20 monoclonal antibody using lodogen iodine labelling;(2)Measure the immunity activation of labbelled antibody by means of both cell combine analysis and LDH cytotoxicity detection kit;(3)Evaluate the injury rate of tumor exposed to 131I-chimeric anti-CD20 monoclonal antibody in vitro. The MTT method and the experiment of cell growth control are used;(4)Record the apotosis of Daudi cell using gelose electrophoresis;(5)Learn the inhibition effect of radioactive medication on the marrow. Radiohnmunoimages are taken on various intervals after injection of the labeled antibodies to the nude mice. The distribution of radioactive medication, I31l-labeled antibodies, in the marrow tissue indicates the inhibition effect. Here a B cell non-hodgkin lymphoma model in nude mice is established by us;(6)28-day observation are done in 3 groups of nude mice model.

(1) 用lodogen标记法制备131I-国产人鼠嵌合抗CD20单抗；(2)采用细胞结合分析法和乳酸脱氢酶法细胞杀伤性实验测定131I标记后国产人鼠嵌合抗CD20单抗与靶细胞的免疫活和利结合能力；(3) MTT法和细胞生长抑制实验测定131I-国产人鼠嵌合抗CD20单抗的体外杀瘤活性；(4)用琼脂糖凝胶电泳法研究131I-国产人鼠嵌合抗CD20单抗致Daudi细胞凋亡；(5)建立荷人B细胞淋巴瘤移植瘤裸鼠模型，应用γ计数法检测注射到荷瘤裸鼠体内的131I-国产人鼠嵌合抗CD20单抗的组织分布情况，明确其靶向性；(6)将荷瘤裸鼠分3组进行放射免疫治疗，分别为阴性对照组、131I-国产人鼠嵌合抗CD20单抗组、国产人鼠嵌合抗CD20单抗组。

The invention discloses a method to analyze fish genetic information with mitochondria DNA D-loop controlling zone, which comprises the following steps:(1) extracting genom DNA and mitochondria DNA of fish;(2) designing simple primer in fish mitochondria DNA D-loop controlling zone; possessing twenty one basic groups CAC CCY TRR CTC CCA AAG CYA in upstream primer MitD1-F; possessing twenty three basic groups GGT GCG GRK ACT TGC ATG TRT AA in downstream primer MitD1-R;(3) proceeding PCR reaction under the function of primer;(4) choosing agarose jel electrophoresis;(5) checking sequence for augment mtDNA D-loop gene fragment.

本发明公开了一种利用线粒体DNA D-loop控制区进行鱼类遗传信息分析的方法。它包括如下步骤：(1)分别提取鱼类基因组DNA和线粒体DNA；(2)在鱼类线粒体DNA D-loop控制区设计简并引物：其上游引物MitD1-F有21个碱基：CAC CCY TRR CTC CCA AAG CYA；下游引物MitD1-R有23个碱基：GGT GCG GRK ACT TGC ATG TRT AA；(3)在引物的作用下进行PCR反应；(4)琼脂糖凝胶电泳；(5)对扩增的mtDNA D-loop基因片断进行测序。

Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.

然而现在，所有的孩子都要在综合学校继续学习，所以这次考试只是决定他们将要学习哪些课程。

Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .

城区的迅速扩大在很多情况下侵占了宝贵的可耕地，使人们普遍认识到发展不能以牺牲农业为代价。